bin/buck should only invoke git if a .git directory is present.

Test Plan: Manual testing.
aulanov · May 2, 2013 · 0aef2e5 · 0aef2e5
1 parent 2c58bb9
commit 0aef2e5
Showing 1 changed file with 10 additions and 5 deletions.
diff --git a/bin/buck b/bin/buck
@@ -74,16 +74,21 @@ if [ ! -e "build/buck.jar" ]; then
   exit $?
 fi
 
-# Make sure buck gets passed the right version.
-BUCK_CURRENT_VERSION=`git rev-parse HEAD`
 
 # if the output of git status -s is non-empty (-n test), it means there are changed files.
-if [ -n "`git status -s`" ]; then
-  BUCK_REPOSITORY_DIRTY=1
+BUCK_REPOSITORY_DIRTY=0
+if [ -d ".git" ]; then
+  # Make sure buck gets passed the right version.
+  BUCK_CURRENT_VERSION=`git rev-parse HEAD`
+
+  if [ -n "`git status -s`" ]; then
+    BUCK_REPOSITORY_DIRTY=1
+  fi
 else
-  BUCK_REPOSITORY_DIRTY=0
+  BUCK_CURRENT_VERSION="UNKNOWN"
 fi
 
+
 # Pop back to the original directory.
 popd > /dev/null
 popd > /dev/null